package com.tanhua.server.service;

import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
import com.tanhua.common.pojo.User;
import com.tanhua.common.pojo.UserInfo;
import com.tanhua.common.utils.UserThreadLocal;
import com.tanhua.dubbo.server.pojo.RecommendUser;
import com.tanhua.dubbo.server.vo.PageInfo;
import com.tanhua.server.vo.PageResult;
import com.tanhua.server.vo.RecommendUserQueryParam;
import com.tanhua.server.vo.TodayBest;
import org.apache.commons.collections4.CollectionUtils;
import org.apache.commons.lang3.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.beans.factory.annotation.Value;
import org.springframework.stereotype.Service;

import java.util.*;

@Service

public class TodayBestService {
    @Autowired
    RecommendUserService recommendUserService;
    @Autowired
    UserService userService;
    @Autowired
    UserInfoService userInfoService;
    @Value("${tanhua.sso.default.user}")
    private Long defaultUser;

    public TodayBest queryTodayBest(String token) {
        User user = UserThreadLocal.getuser();
        TodayBest todayBest=recommendUserService.queryTodayBest(user.getId());

        if(todayBest==null)
        {
            todayBest=new TodayBest();
            todayBest.setId(defaultUser);
            todayBest.setFateValue(80L);
        }
       UserInfo userInfo=userInfoService.queryUserInfoByUserId(todayBest.getId());
        if(userInfo==null)
            return null;
        todayBest.setAvatar(userInfo.getLogo());
        todayBest.setNickname(userInfo.getNickName());
        todayBest.setTags(StringUtils.split(userInfo.getTags(), ','));
        todayBest.setGender(userInfo.getSex().name().toLowerCase());
        todayBest.setAge(userInfo.getAge());
        return todayBest;



    }

    public PageResult queryRecommendation( RecommendUserQueryParam queryParam) {
        User user = UserThreadLocal.getuser();
        PageResult pageResult = new PageResult();
        pageResult.setPage(queryParam.getPage());
        pageResult.setPagesize(queryParam.getPagesize());

        PageInfo<RecommendUser> pageInfo = this.recommendUserService.queryRecommendUserList(user.getId(), queryParam.getPage(), queryParam.getPagesize());
        List<RecommendUser> records = pageInfo.getRecords();
        if (CollectionUtils.isEmpty(records)) {
            //没有查询到推荐的用户列表
            return pageResult;
        }
        //收集推荐用户的id
        Set<Long> userIds = new HashSet<>();
        Map<Long,Double> recommendUsers= new HashMap<>();
        for (RecommendUser record : records) {
            userIds.add(record.getUserId());
            recommendUsers.put(record.getUserId(),record.getScore());
        }

        QueryWrapper<UserInfo> queryWrapper = new QueryWrapper<>();

        //用户id参数
        queryWrapper.in("user_id", userIds);

        if (StringUtils.isNotEmpty(queryParam.getGender())) {
            //需要性别参数查询
           // queryWrapper.eq("sex", StringUtils.equals(queryParam.getGender(), "man") ? 1 : 2);
        }

        if (StringUtils.isNotEmpty(queryParam.getCity())) {
            //需要城市参数查询
          // queryWrapper.like("city", queryParam.getCity());
        }

        if (queryParam.getAge() != null) {
            //设置年龄参数，条件：小于等于
         //   queryWrapper.le("age", queryParam.getAge());
        }

        List<UserInfo> userInfoList = this.userInfoService.queryUserInfoList(queryWrapper);
        if(CollectionUtils.isEmpty(userInfoList)){
            //没有查询到用户的基本信息
            return pageResult;
        }
        List<TodayBest> todayBests=new ArrayList<>();
        for (UserInfo a :userInfoList
             ) {
            TodayBest b=new TodayBest();
            b.setId(a.getUserId());
            b.setAvatar(a.getLogo());
            b.setNickname(a.getNickName());
            b.setTags(StringUtils.split(a.getTags(),','));
            b.setGender(a.getSex().name().toLowerCase());
            b.setAge(a.getAge());
           for(RecommendUser recommendUser:records)
           {
               if(recommendUser.getUserId()==a.getUserId()){
                    Double score=Math.floor(recommendUser.getScore());
                    b.setFateValue(score.longValue());
                    break;
               }

           }
            todayBests.add(b);
            Collections.sort(todayBests,(o1,o2)-> o2.getFateValue().intValue()-o1.getFateValue().intValue());
        }
        pageResult.setItems(todayBests);
    return pageResult;
    }
}

